PL98067B1 - Sposob jednoczesnego zatezania i oczyszczania kwasu fosforowego - Google Patents

Sposob jednoczesnego zatezania i oczyszczania kwasu fosforowego Download PDF

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Publication number
PL98067B1
PL98067B1 PL1976187447A PL18744776A PL98067B1 PL 98067 B1 PL98067 B1 PL 98067B1 PL 1976187447 A PL1976187447 A PL 1976187447A PL 18744776 A PL18744776 A PL 18744776A PL 98067 B1 PL98067 B1 PL 98067B1
Authority
PL
Poland
Prior art keywords
phosphoric acid
tower
amount
purification
acid
Prior art date
Application number
PL1976187447A
Other languages
English (en)
Polish (pl)
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed filed Critical
Publication of PL98067B1 publication Critical patent/PL98067B1/pl

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B25/00—Phosphorus; Compounds thereof
    • C01B25/16—Oxyacids of phosphorus; Salts thereof
    • C01B25/18—Phosphoric acid
    • C01B25/234—Purification; Stabilisation; Concentration
    • C01B25/2343—Concentration concomitant with purification, e.g. elimination of fluorine
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S159/00—Concentrating evaporators
    • Y10S159/19—Acid

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Treating Waste Gases (AREA)
  • Silicon Compounds (AREA)
  • Removal Of Specific Substances (AREA)
PL1976187447A 1975-02-25 1976-02-24 Sposob jednoczesnego zatezania i oczyszczania kwasu fosforowego PL98067B1 (pl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7505791A FR2302275A1 (fr) 1975-02-25 1975-02-25 Procede de concentration et d'epuration simultanees de l'acide phosphorique

Publications (1)

Publication Number Publication Date
PL98067B1 true PL98067B1 (pl) 1978-04-29

Family

ID=9151686

Family Applications (1)

Application Number Title Priority Date Filing Date
PL1976187447A PL98067B1 (pl) 1975-02-25 1976-02-24 Sposob jednoczesnego zatezania i oczyszczania kwasu fosforowego

Country Status (17)

Country Link
US (1) US4086069A (zh)
BE (1) BE838367A (zh)
CS (1) CS209425B2 (zh)
DD (1) DD123592A5 (zh)
DE (1) DE2606490A1 (zh)
DK (1) DK137230B (zh)
ES (1) ES445520A1 (zh)
FR (1) FR2302275A1 (zh)
GB (1) GB1529264A (zh)
GR (1) GR58530B (zh)
IT (1) IT1058341B (zh)
LU (1) LU74327A1 (zh)
NL (1) NL7601953A (zh)
PL (1) PL98067B1 (zh)
RO (1) RO68896A (zh)
SE (1) SE415471B (zh)
YU (1) YU34476A (zh)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112915569A (zh) * 2021-03-30 2021-06-08 云南磷化集团有限公司 一种用于湿法磷酸渣酸脱氟的泡罩塔及其脱氟方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3276510A (en) * 1966-10-04 Concentration op phosphoric acid
CA600810A (en) * 1960-06-28 E. Tynan Donald Defluorination of phosphoric acid
US3397123A (en) * 1965-06-03 1968-08-13 Hooker Chemical Corp Purifying aqueous acid phosphate solutions containing fluorine impurities
US3544269A (en) * 1967-02-27 1970-12-01 Whiting Corp Method for producing defluorinated phosphoric acid
US3718729A (en) * 1971-03-15 1973-02-27 American Cyanamid Co Defluorination of wet process phosphoric acid
US3764658A (en) * 1972-01-26 1973-10-09 United States Steel Corp Production of fluosilicic acid

Also Published As

Publication number Publication date
FR2302275A1 (fr) 1976-09-24
IT1058341B (it) 1982-04-10
FR2302275B1 (zh) 1978-02-03
US4086069A (en) 1978-04-25
BE838367A (fr) 1976-08-09
RO68896A (ro) 1980-12-30
DK137230C (zh) 1978-07-03
DD123592A5 (zh) 1977-01-05
CS209425B2 (en) 1981-12-31
DK137230B (da) 1978-02-06
SE415471B (sv) 1980-10-06
SE7601542L (sv) 1976-08-26
GR58530B (en) 1977-10-31
ES445520A1 (es) 1977-06-01
GB1529264A (en) 1978-10-18
LU74327A1 (zh) 1976-12-31
DE2606490A1 (de) 1976-09-02
NL7601953A (nl) 1976-08-27
YU34476A (en) 1982-05-31
DK76276A (zh) 1976-08-26

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